Author: Petr Hosek Date: 2020-07-23T15:12:42-07:00 New Revision: 38c71b7c85cac4c8de39329ff3ed682e63f61525
URL: https://github.com/llvm/llvm-project/commit/38c71b7c85cac4c8de39329ff3ed682e63f61525 DIFF: https://github.com/llvm/llvm-project/commit/38c71b7c85cac4c8de39329ff3ed682e63f61525.diff LOG: Revert "[CMake] Simplify CMake handling for zlib" This reverts commit 1d09ecf36175f7910ffedd6d497c07b5c74c22fb since it breaks sanitizer bots. Added: Modified: clang/CMakeLists.txt clang/test/CMakeLists.txt clang/test/lit.site.cfg.py.in compiler-rt/test/lit.common.configured.in lld/CMakeLists.txt lld/test/CMakeLists.txt lld/test/lit.site.cfg.py.in lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp llvm/cmake/config-ix.cmake llvm/include/llvm/Config/config.h.cmake llvm/lib/Support/CMakeLists.txt llvm/lib/Support/CRC.cpp llvm/lib/Support/Compression.cpp llvm/test/CMakeLists.txt llvm/test/lit.site.cfg.py.in llvm/unittests/Support/CompressionTest.cpp Removed: ################################################################################ diff --git a/clang/CMakeLists.txt b/clang/CMakeLists.txt index 1c4c22b1aaad..1a6a20a271f3 100644 --- a/clang/CMakeLists.txt +++ b/clang/CMakeLists.txt @@ -114,10 +114,6 @@ if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR ) option(CLANG_ENABLE_BOOTSTRAP "Generate the clang bootstrap target" OFF) option(LLVM_ENABLE_LIBXML2 "Use libxml2 if available." ON) - if(LLVM_ENABLE_ZLIB) - find_package(ZLIB) - endif() - include(AddLLVM) include(TableGen) include(HandleLLVMOptions) diff --git a/clang/test/CMakeLists.txt b/clang/test/CMakeLists.txt index 334a90498d0d..38bbc5be90d5 100644 --- a/clang/test/CMakeLists.txt +++ b/clang/test/CMakeLists.txt @@ -9,6 +9,15 @@ endif () string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} CLANG_TOOLS_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) +if(CLANG_BUILT_STANDALONE) + # Set HAVE_LIBZ according to recorded LLVM_ENABLE_ZLIB value. This + # value is forced to 0 if zlib was not found, so it is fine to use it + # instead of HAVE_LIBZ (not recorded). + if(LLVM_ENABLE_ZLIB) + set(HAVE_LIBZ 1) + endif() +endif() + llvm_canonicalize_cmake_booleans( CLANG_BUILD_EXAMPLES CLANG_ENABLE_ARCMT @@ -16,7 +25,7 @@ llvm_canonicalize_cmake_booleans( CLANG_SPAWN_CC1 ENABLE_BACKTRACES ENABLE_EXPERIMENTAL_NEW_PASS_MANAGER - LLVM_ENABLE_ZLIB + HAVE_LIBZ LLVM_ENABLE_PER_TARGET_RUNTIME_DIR LLVM_ENABLE_PLUGINS LLVM_ENABLE_THREADS) diff --git a/clang/test/lit.site.cfg.py.in b/clang/test/lit.site.cfg.py.in index 286ea06d798c..d9b5b2f2592e 100644 --- a/clang/test/lit.site.cfg.py.in +++ b/clang/test/lit.site.cfg.py.in @@ -16,7 +16,7 @@ config.host_triple = "@LLVM_HOST_TRIPLE@" config.target_triple = "@TARGET_TRIPLE@" config.host_cxx = "@CMAKE_CXX_COMPILER@" config.llvm_use_sanitizer = "@LLVM_USE_SANITIZER@" -config.have_zlib = @LLVM_ENABLE_ZLIB@ +config.have_zlib = @HAVE_LIBZ@ config.clang_arcmt = @CLANG_ENABLE_ARCMT@ config.clang_default_cxx_stdlib = "@CLANG_DEFAULT_CXX_STDLIB@" config.clang_staticanalyzer = @CLANG_ENABLE_STATIC_ANALYZER@ diff --git a/compiler-rt/test/lit.common.configured.in b/compiler-rt/test/lit.common.configured.in index 000bf9b98470..1f746c067b84 100644 --- a/compiler-rt/test/lit.common.configured.in +++ b/compiler-rt/test/lit.common.configured.in @@ -57,7 +57,7 @@ elif config.android: else: set_default("target_suffix", "-%s" % config.target_arch) -set_default("have_zlib", "@LLVM_ENABLE_ZLIB@") +set_default("have_zlib", "@HAVE_LIBZ@") set_default("libcxx_used", "@LLVM_LIBCXX_USED@") # LLVM tools dir can be passed in lit parameters, so try to diff --git a/lld/CMakeLists.txt b/lld/CMakeLists.txt index bcfc2c6270b3..e9bd1bd29c5c 100644 --- a/lld/CMakeLists.txt +++ b/lld/CMakeLists.txt @@ -51,10 +51,6 @@ if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin) find_program(LLVM_TABLEGEN_EXE "llvm-tblgen" ${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH) - if(LLVM_ENABLE_ZLIB) - find_package(ZLIB) - endif() - include(AddLLVM) include(TableGen) include(HandleLLVMOptions) diff --git a/lld/test/CMakeLists.txt b/lld/test/CMakeLists.txt index e7d113330739..4fbd2534b5a9 100644 --- a/lld/test/CMakeLists.txt +++ b/lld/test/CMakeLists.txt @@ -4,8 +4,17 @@ set(LLVM_BUILD_MODE "%(build_mode)s") set(LLVM_TOOLS_DIR "${LLVM_TOOLS_BINARY_DIR}/%(build_config)s") set(LLVM_LIBS_DIR "${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/%(build_config)s") +if(LLD_BUILT_STANDALONE) + # Set HAVE_LIBZ according to recorded LLVM_ENABLE_ZLIB value. This + # value is forced to 0 if zlib was not found, so it is fine to use it + # instead of HAVE_LIBZ (not recorded). + if(LLVM_ENABLE_ZLIB) + set(HAVE_LIBZ 1) + endif() +endif() + llvm_canonicalize_cmake_booleans( - LLVM_ENABLE_ZLIB + HAVE_LIBZ LLVM_LIBXML2_ENABLED ) diff --git a/lld/test/lit.site.cfg.py.in b/lld/test/lit.site.cfg.py.in index 3d4c51f4ab64..4aa2fcda73bb 100644 --- a/lld/test/lit.site.cfg.py.in +++ b/lld/test/lit.site.cfg.py.in @@ -14,7 +14,7 @@ config.lld_libs_dir = "@LLVM_LIBRARY_OUTPUT_INTDIR@" config.lld_tools_dir = "@LLVM_RUNTIME_OUTPUT_INTDIR@" config.target_triple = "@TARGET_TRIPLE@" config.python_executable = "@Python3_EXECUTABLE@" -config.have_zlib = @LLVM_ENABLE_ZLIB@ +config.have_zlib = @HAVE_LIBZ@ config.sizeof_void_p = @CMAKE_SIZEOF_VOID_P@ # Support substitution of the tools and libs dirs with user parameters. This is diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp index 6a6050241695..bfacd41dc1a3 100644 --- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp +++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp @@ -50,7 +50,7 @@ #include <compression.h> #endif -#if LLVM_ENABLE_ZLIB +#if defined(HAVE_LIBZ) #include <zlib.h> #endif @@ -582,7 +582,7 @@ bool GDBRemoteCommunication::DecompressPacket() { } #endif -#if LLVM_ENABLE_ZLIB +#if defined(HAVE_LIBZ) if (decompressed_bytes == 0 && decompressed_bufsize != ULONG_MAX && decompressed_buffer != nullptr && m_compression_type == CompressionType::ZlibDeflate) { diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp index d77f7a0b5a37..c75d5e106cd0 100644 --- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp +++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp @@ -1053,7 +1053,7 @@ void GDBRemoteCommunicationClient::MaybeEnableCompression( } #endif -#if LLVM_ENABLE_ZLIB +#if defined(HAVE_LIBZ) if (avail_type == CompressionType::None) { for (auto compression : supported_compressions) { if (compression == "zlib-deflate") { diff --git a/llvm/cmake/config-ix.cmake b/llvm/cmake/config-ix.cmake index f5018fb85255..90e5d327c757 100644 --- a/llvm/cmake/config-ix.cmake +++ b/llvm/cmake/config-ix.cmake @@ -56,6 +56,7 @@ check_include_file(sys/types.h HAVE_SYS_TYPES_H) check_include_file(termios.h HAVE_TERMIOS_H) check_include_file(unistd.h HAVE_UNISTD_H) check_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H) +check_include_file(zlib.h HAVE_ZLIB_H) check_include_file(fenv.h HAVE_FENV_H) check_symbol_exists(FE_ALL_EXCEPT "fenv.h" HAVE_DECL_FE_ALL_EXCEPT) check_symbol_exists(FE_INEXACT "fenv.h" HAVE_DECL_FE_INEXACT) @@ -117,6 +118,19 @@ endif() # Don't look for these libraries if we're using MSan, since uninstrumented third # party code may call MSan interceptors like strlen, leading to false positives. if(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") + set(HAVE_LIBZ 0) + if(LLVM_ENABLE_ZLIB) + foreach(library z zlib_static zlib) + string(TOUPPER ${library} library_suffix) + check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix}) + if(HAVE_LIBZ_${library_suffix}) + set(HAVE_LIBZ 1) + set(ZLIB_LIBRARIES "${library}") + break() + endif() + endforeach() + endif() + # Don't look for these libraries on Windows. if (NOT PURE_WINDOWS) # Skip libedit if using ASan as it contains memory leaks. @@ -140,15 +154,6 @@ if(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") set(HAVE_TERMINFO 0) endif() - if(LLVM_ENABLE_ZLIB) - if(LLVM_ENABLE_ZLIB STREQUAL FORCE_ON) - find_package(ZLIB REQUIRED) - else() - find_package(ZLIB) - endif() - set(LLVM_ENABLE_ZLIB "${ZLIB_FOUND}") - endif() - find_library(ICONV_LIBRARY_PATH NAMES iconv libiconv libiconv-2 c) set(LLVM_LIBXML2_ENABLED 0) set(LIBXML2_FOUND 0) @@ -163,8 +168,6 @@ if(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") endif() endif() endif() - else() - set(LLVM_ENABLE_ZLIB FALSE) endif() endif() @@ -172,6 +175,10 @@ if (LLVM_ENABLE_LIBXML2 STREQUAL "FORCE_ON" AND NOT LLVM_LIBXML2_ENABLED) message(FATAL_ERROR "Failed to congifure libxml2") endif() +if (LLVM_ENABLE_ZLIB STREQUAL "FORCE_ON" AND NOT HAVE_LIBZ) + message(FATAL_ERROR "Failed to configure zlib") +endif() + check_library_exists(xar xar_open "" HAVE_LIBXAR) if(HAVE_LIBXAR) set(XAR_LIB xar) @@ -510,6 +517,13 @@ else( LLVM_ENABLE_THREADS ) message(STATUS "Threads disabled.") endif() +if (LLVM_ENABLE_ZLIB ) + # Check if zlib is available in the system. + if ( NOT HAVE_ZLIB_H OR NOT HAVE_LIBZ ) + set(LLVM_ENABLE_ZLIB 0) + endif() +endif() + if (LLVM_ENABLE_DOXYGEN) message(STATUS "Doxygen enabled.") find_package(Doxygen REQUIRED) diff --git a/llvm/include/llvm/Config/config.h.cmake b/llvm/include/llvm/Config/config.h.cmake index 91c982a75b77..7e037fdb7075 100644 --- a/llvm/include/llvm/Config/config.h.cmake +++ b/llvm/include/llvm/Config/config.h.cmake @@ -109,6 +109,9 @@ /* Define to 1 if you have the `pthread_setname_np' function. */ #cmakedefine HAVE_PTHREAD_SETNAME_NP ${HAVE_PTHREAD_SETNAME_NP} +/* Define to 1 if you have the `z' library (-lz). */ +#cmakedefine HAVE_LIBZ ${HAVE_LIBZ} + /* Define to 1 if you have the <link.h> header file. */ #cmakedefine HAVE_LINK_H ${HAVE_LINK_H} @@ -217,6 +220,9 @@ /* Define to 1 if you have the <valgrind/valgrind.h> header file. */ #cmakedefine HAVE_VALGRIND_VALGRIND_H ${HAVE_VALGRIND_VALGRIND_H} +/* Define to 1 if you have the <zlib.h> header file. */ +#cmakedefine HAVE_ZLIB_H ${HAVE_ZLIB_H} + /* Have host's _alloca */ #cmakedefine HAVE__ALLOCA ${HAVE__ALLOCA} diff --git a/llvm/lib/Support/CMakeLists.txt b/llvm/lib/Support/CMakeLists.txt index 51b53c8f6659..17bef0230789 100644 --- a/llvm/lib/Support/CMakeLists.txt +++ b/llvm/lib/Support/CMakeLists.txt @@ -1,7 +1,7 @@ -if(LLVM_ENABLE_ZLIB) - set(imported_libs ZLIB::ZLIB) +set(system_libs) +if ( LLVM_ENABLE_ZLIB AND HAVE_LIBZ ) + set(system_libs ${system_libs} ${ZLIB_LIBRARIES}) endif() - if( MSVC OR MINGW ) # libuuid required for FOLDERID_Profile usage in lib/Support/Windows/Path.inc. # advapi32 required for CryptAcquireContextW in lib/Support/Windows/Path.inc. @@ -194,34 +194,10 @@ add_llvm_component_library(LLVMSupport ${LLVM_MAIN_INCLUDE_DIR}/llvm/ADT ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support ${Backtrace_INCLUDE_DIRS} - LINK_LIBS ${system_libs} ${imported_libs} ${delayload_flags} ${Z3_LINK_FILES} + LINK_LIBS ${system_libs} ${delayload_flags} ${Z3_LINK_FILES} ) -set(llvm_system_libs ${system_libs}) - -if(LLVM_ENABLE_ZLIB) - string(TOUPPER ${CMAKE_BUILD_TYPE} build_type) - get_property(zlib_library TARGET ZLIB::ZLIB PROPERTY LOCATION_${build_type}) - if(NOT zlib_library) - get_property(zlib_library TARGET ZLIB::ZLIB PROPERTY LOCATION) - endif() - get_filename_component(zlib_library ${zlib_library} NAME) - if(CMAKE_STATIC_LIBRARY_PREFIX AND zlib_library MATCHES "^${CMAKE_STATIC_LIBRARY_PREFIX}.*") - STRING(REGEX REPLACE "^${CMAKE_STATIC_LIBRARY_PREFIX}" "" zlib_library ${zlib_library}) - endif() - if(CMAKE_STATIC_LIBRARY_SUFFIX AND zlib_library MATCHES ".*${CMAKE_STATIC_LIBRARY_SUFFIX}$") - STRING(REGEX REPLACE "${CMAKE_STATIC_LIBRARY_SUFFIX}$" "" zlib_library ${zlib_library}) - endif() - if(CMAKE_SHARED_LIBRARY_PREFIX AND zlib_library MATCHES "^${CMAKE_SHARED_LIBRARY_PREFIX}.*") - STRING(REGEX REPLACE "^${CMAKE_SHARED_LIBRARY_PREFIX}" "" zlib_library ${zlib_library}) - endif() - if(CMAKE_SHARED_LIBRARY_SUFFIX AND zlib_library MATCHES ".*${CMAKE_SHARED_LIBRARY_SUFFIX}$") - STRING(REGEX REPLACE "${CMAKE_SHARED_LIBRARY_SUFFIX}$" "" zlib_library ${zlib_library}) - endif() - set(llvm_system_libs ${llvm_system_libs} "${zlib_library}") -endif() - -set_property(TARGET LLVMSupport PROPERTY LLVM_SYSTEM_LIBS "${llvm_system_libs}") +set_property(TARGET LLVMSupport PROPERTY LLVM_SYSTEM_LIBS "${system_libs}") if(LLVM_WITH_Z3) target_include_directories(LLVMSupport SYSTEM diff --git a/llvm/lib/Support/CRC.cpp b/llvm/lib/Support/CRC.cpp index 2bc668beed32..7ff09debe3b7 100644 --- a/llvm/lib/Support/CRC.cpp +++ b/llvm/lib/Support/CRC.cpp @@ -25,7 +25,7 @@ using namespace llvm; -#if !LLVM_ENABLE_ZLIB +#if LLVM_ENABLE_ZLIB == 0 || !HAVE_ZLIB_H static const uint32_t CRCTable[256] = { 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, diff --git a/llvm/lib/Support/Compression.cpp b/llvm/lib/Support/Compression.cpp index b8c77cf69b95..27d92f0e0aec 100644 --- a/llvm/lib/Support/Compression.cpp +++ b/llvm/lib/Support/Compression.cpp @@ -17,13 +17,13 @@ #include "llvm/Support/Compiler.h" #include "llvm/Support/Error.h" #include "llvm/Support/ErrorHandling.h" -#if LLVM_ENABLE_ZLIB +#if LLVM_ENABLE_ZLIB == 1 && HAVE_ZLIB_H #include <zlib.h> #endif using namespace llvm; -#if LLVM_ENABLE_ZLIB +#if LLVM_ENABLE_ZLIB == 1 && HAVE_LIBZ static Error createError(StringRef Err) { return make_error<StringError>(Err, inconvertibleErrorCode()); } diff --git a/llvm/test/CMakeLists.txt b/llvm/test/CMakeLists.txt index 91215b3ca0ef..6994c29efa9a 100644 --- a/llvm/test/CMakeLists.txt +++ b/llvm/test/CMakeLists.txt @@ -1,12 +1,12 @@ llvm_canonicalize_cmake_booleans( BUILD_SHARED_LIBS HAVE_LIBXAR + HAVE_LIBZ HAVE_OCAMLOPT HAVE_OCAML_OUNIT LLVM_ENABLE_DIA_SDK LLVM_ENABLE_FFI LLVM_ENABLE_THREADS - LLVM_ENABLE_ZLIB LLVM_INCLUDE_GO_TESTS LLVM_LIBXML2_ENABLED LLVM_LINK_LLVM_DYLIB diff --git a/llvm/test/lit.site.cfg.py.in b/llvm/test/lit.site.cfg.py.in index 52f709f817dd..c04ef04fea60 100644 --- a/llvm/test/lit.site.cfg.py.in +++ b/llvm/test/lit.site.cfg.py.in @@ -33,7 +33,7 @@ config.host_cxx = "@HOST_CXX@" config.host_ldflags = '@HOST_LDFLAGS@' config.llvm_use_intel_jitevents = @LLVM_USE_INTEL_JITEVENTS@ config.llvm_use_sanitizer = "@LLVM_USE_SANITIZER@" -config.have_zlib = @LLVM_ENABLE_ZLIB@ +config.have_zlib = @HAVE_LIBZ@ config.have_libxar = @HAVE_LIBXAR@ config.have_dia_sdk = @LLVM_ENABLE_DIA_SDK@ config.enable_ffi = @LLVM_ENABLE_FFI@ diff --git a/llvm/unittests/Support/CompressionTest.cpp b/llvm/unittests/Support/CompressionTest.cpp index 51723898e950..cc7be431b62b 100644 --- a/llvm/unittests/Support/CompressionTest.cpp +++ b/llvm/unittests/Support/CompressionTest.cpp @@ -21,7 +21,7 @@ using namespace llvm; namespace { -#if LLVM_ENABLE_ZLIB +#if LLVM_ENABLE_ZLIB == 1 && HAVE_LIBZ void TestZlibCompression(StringRef Input, int Level) { SmallString<32> Compressed; _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
